Home / 4,428.49-6,634.90-4,165.08

Finding the Fourth Proportional to 4,428.49, 6,634.90 and 4,165.08

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Solution

The fourth proportional to 4,428.49, 6,634.90 and 4,165.08 is: 6,240.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428.49 : 6,634.90 = 4,165.08 : x
  2. Step 2: Convert to fraction form
    4,428.49/6,634.90 = 4,165.08/x
  3. Step 3: Cross multiply
    4,428.49x = 6,634.90 × 4,165.08
  4. Step 4: Simplify right side
    4,428.49x = 27,634,906.94
  5. Step 5: Solve for x
    x = 27,634,906.94/4,428.49
  6. Step 6: Final answer
    x = 6,240.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.